package cn.itcast.bos.web.action;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.util.HashMap;
import java.util.Map;

import javax.ws.rs.core.MediaType;

import org.apache.commons.io.FileUtils;
import org.apache.cxf.jaxrs.client.WebClient;
import org.apache.struts2.ServletActionContext;
import org.apache.struts2.convention.annotation.Action;
import org.apache.struts2.convention.annotation.Namespace;
import org.apache.struts2.convention.annotation.ParentPackage;
import org.apache.struts2.convention.annotation.Result;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Controller;

import cn.itcast.bos.constant.Constants;
import cn.itcast.bos.domain.page.PageBean;
import cn.itcast.bos.domain.take_delivery.Promotion;

import com.opensymphony.xwork2.ActionContext;

import freemarker.template.Configuration;
import freemarker.template.Template;

@ParentPackage("json-default")
@Namespace("/")
@Controller
@Scope("prototype")
@SuppressWarnings("all")
public class PromotionAction extends BaseAction<Promotion> {

	@Action(value = "promotion_pageQuery", results = { @Result(name = "success", type = "json") })
	public String pageQuery() {

		// 基于WebService 获取 bos_management的 活动列表 数据信息
		PageBean<Promotion> pageBean = WebClient
				.create(Constants.BOS_MANAGEMENT_URL
						+ "/bos_management/services/promotionService/pageQuery?page="
						+ page + "&rows=" + rows)
				.accept(MediaType.APPLICATION_JSON).get(PageBean.class);

		ActionContext.getContext().getValueStack().push(pageBean);

		return SUCCESS;
	}

	@Action(value = "promotion_showDetail")
	public void showDetail() throws Exception {
		
		String freemarkerDir = ServletActionContext.getServletContext().getRealPath("/freemarker");
		File promotionDetail = new File(freemarkerDir+"/"+model.getId()+".html");
		if(!promotionDetail.exists()) {
			
			Configuration configuration = new Configuration(Configuration.VERSION_2_3_0);
			configuration.setDirectoryForTemplateLoading(
					new File(ServletActionContext.getServletContext()
							.getRealPath("/WEB-INF/freemarker_templates")));
			
			Template template = configuration.getTemplate("promotion_detail.ftl");
			
			Promotion promotion = WebClient
			.create(Constants.BOS_MANAGEMENT_URL
					+ "/bos_management/services/promotionService/promotion/"+model.getId())
			.accept(MediaType.APPLICATION_JSON).get(Promotion.class);
			
			OutputStreamWriter outputStreamWriter = new OutputStreamWriter(new FileOutputStream(promotionDetail), "utf-8");
			
		    Map<String,Promotion> dataModel = new HashMap<String, Promotion>();
		    dataModel.put("promotion", promotion);
			template.process(dataModel, outputStreamWriter);
		}
		
		ServletActionContext.getResponse().setContentType("text/html;charset=utf-8");
		FileUtils.copyFile(promotionDetail, ServletActionContext.getResponse().getOutputStream());
		
	}
	
	
	
}
